Finding the Fourth Proportional to 294,818.40, 441,968.40 and 176,536.80
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Solution
The fourth proportional to 294,818.40, 441,968.40 and 176,536.80 is: 264,649.99
Step by Step Solution
- Step 1: Write the proportion equation
294,818.40 : 441,968.40 = 176,536.80 : x - Step 2: Convert to fraction form
294,818.40/441,968.40 = 176,536.80/x - Step 3: Cross multiply
294,818.40x = 441,968.40 × 176,536.80 - Step 4: Simplify right side
294,818.40x = 78,023,687,037.12 - Step 5: Solve for x
x = 78,023,687,037.12/294,818.40 - Step 6: Final answer
x = 264,649.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.